Description : Diversity segments are present in (A) Light chain genes (B) Heavy chain genes (C) Light and heavy chain genes (D) None of these
Last Answer : Answer : B
Description : A microarray differs from a gene fusion in that, it A- carries DNA segments from many different genes B- is not constructed by cloning C- gives direct measurement of mRNA level D- all of the above
Last Answer : all of the above
Description : Hinge region, the region of Ig molecule which is flexible and more exposed to enzymes is the (A) Region between first and second constant regions of H chain (domains CH1 and CH2) (B) Region between second and ... H chain (CH2 and CH3) (C) Variable regions of H chain (D) Variable regions of L chain
Last Answer : Answer : A
Description : The class specific function of the different immunoglobulin molecules is constituted by (A) Variable region of L chain (B) Constant region of H chain (C) Variable region of H chain (D) Constant region particularly CH2 and CH3 of H chain
Last Answer : Answer : D
Description : The portion of the immunoglobulin molecule that binds the specific antigen is formed by (A) Variable regions of H and L chains (B) Constant region of H chain (C) Constant region of L chain (D) Hinge region
Description : Antibody diversity arises from (A) Gene amplification (B) Gene re-arrangement (C) Alternative splicing (D) All of these
Description : An antigen binding site on the IgG antibody is a combination of a. One variable region from a light chain and one from a heavy chain. b. Two variable regions from two light chains. c. Two ... from two heavy chains. d. One variable region from a constant region and one from a variable region.
Last Answer : a. One variable region from a light chain and one from a heavy chain.
Description : 6. Show that the line segments joining the mid-points of the opposite sides of a quadrilateral bisect each other. -Maths 9th
Last Answer : Solution: Let ABCD be a quadrilateral and P, Q, R and S are the mid points of AB, BC, CD and DA respectively. Now, In ΔACD, R and S are the mid points of CD and DA respectively. , ... , PQRS is parallelogram. PR and QS are the diagonals of the parallelogram PQRS. So, they will bisect each other.
Description : Numerous antibodies can be prepared, against one antigen, each binds to unique epitopes. How is this antibody diversity generated? A- By rearrangements of the DNA encoding the variable regions of the heavy ... proteins can physically change their shape to bind different epitopes D- Both (a) and (b)
Last Answer : Both (a) and (b)
Description : The variable region of light chain is the (A) N-terminal quarter (B) N-terminal half (C) C-terminal quarter (D) C-terminal half
Description : Constant segments of heavy chains are of (A) Five types (B) Six types (C) Seven types (D) Eight types
Description : Receptors perform the following function/functions: A. Ligand recognition B. Signal transduction C. Both ligand recognition and signal transduction D. Disposal of agonists and antagonists
Last Answer : D. Disposal of agonists and antagonists
Description : The following receptor type has 7 helical membrane spanning amino acid segments with 3 extracellular and 3 intracellular loops: A. Tyrosine protein kinase receptor B. Gene expression regulating receptor C. Intrinsic ion channel containing receptor D. G protein coupled receptor
Last Answer : D. G protein coupled receptor
Description : Which of the following is the MAIN advantage of multivariable segmentation: A)provides more information about the individuals in each segment B)allows the company to develop a marketing mix that will ... a larger number of segments D)allows more than one variable to be used to segment markets
Last Answer : B)allows the company to develop a marketing mix that will satisfy customers in a segment more precisely
Description : Bence-Jones proteins possess all the following properties except (A) They are dimers of light chains (B) Their amino acids sequences are identical (C) Their N-terminal halves have variable amino acid sequences (D) Their C-terminal halves have constant amino acid sequences
Description : The effector function of antibody is performed by (A) Variable region of light chains (B) Constant region of heavy chains (C) Variable regions of light and heavy chains (D) Constant regions of light and heavy chains
Description : Recognition of antigen is the function of (A) Variable region of light chains (B) Variable regions of light and heavy chains (C) Constant region of heavy chains (D) Constant regions of light and heavy chains
Description : 8. The first r- DNA was constructed by linking antibiotic resistant gene with the native plasmid of a) Escherihia coli b) Salmonella typhimurium c) Acetobacter aceti d) Bacillus thuringiensis
Last Answer : Salmonella typhimurium
Description : Biolistics (gene-gun) is suitable for (a) disarming pathogen vectors (b) transformation of plant cells (c) constructing recombinant DNA by joining with vectors (d) DNA fingerprinting.
Last Answer : (b) transformation of plant cells
Description : To joining the links of a bicycle chain which of the following joint is used. A. Cotter joint B. Knuckle joint C. Universal coupling D. Bolted joint
Last Answer : B. Knuckle joint
Description : Constant segment genes of heavy chains are present in a cluster in which the first gene on side is (A) Alpha (B) Gamma (C) Delta (D) None of these
Description : Over time, the segments will drift in which direction on the Perceptual Map? a. up; left b. up; right c. down; left d. down; right e. will remain still and constant
Last Answer : d. down; right
Description : Antibodies contain two identical_____ chains, and two identical _____ chains. a. right, left b. constant, variable c. heavy, light d. Fab, Fc
Last Answer : c. heavy, light
Description : The pH of an amino acid depends (A) Optical rotation (B) Dissociation constant (C) Diffusion coefficient(D) Chain length
Description : An important method used in the rapid identification of a pathogen is a. RNA gene sequencing b. polymerase chain reaction c. molecular taxonomy d. biochemical tests
Last Answer : d. biochemical tests
Description : In addition to undercutting the mica, proper maintenance of a D.C. motor's commutator includes _______________. A. side-cutting the copper segments and insulating the slots B. coating the copper surface with light machine ... in an oven at a maximum of 95°C for not over 8 hours D. all of the above
Last Answer : Answer: A
Description : The variable region of light chains has (A) One hypervariable region (B) Two hypervariable regions (C) Three hypervariable regions (D) Four hypervariable regions
Last Answer : Answer : C
Description : The variable region of light chains is the (A) N-terminal quarter (B) N-terminal half (C) C-terminal quarter (D) C-terminal half
Description : In the biosynthesis of c-DNA, the joining enzyme ligase requires (A) GTP (B) ATP (C) CTP (D) UTP
Description : Enzyme involved in joining together two substrates is (A) Glutamine synthetase (B) Aldolase (C) Gunaine deaminase (D) Arginase
Description : Does the occurrence of diversity of animals on earth suggest their diverse ancestry also? Discuss this point in the light of evolution. -Biology
Last Answer : Discuss this point in the light of evolution. Since animals show a vast diversity in their structures, they probably have diverse ancestry. ... Thus, occurrence of diversity of animals on earth suggest their diverse ancestry also.
Description : A device that was constructed from mirrors and selenium detectors that transmitted sound waves over a beam of light. ∙ A. lightphone ∙ B. photophone ∙ C. cameraphone ∙ D. walletphone
Last Answer : B. photophone
Description : IgG cleaved by papain into (A) Two light and two heavy chains (B) Two Fab and one Fc fragments (C) Two pairs of one light and one heavy chain each (D) One Fab and two Fc fragments
Description : What is the difference between a variable and a constant in Arduino?
Last Answer : In Arduino, a variable is a memory location used to store data that can change during program execution, while a constant is a value that is defined at compile time and cannot be changed during program execution.
Description : The work done by a weightless piston in causing an expansing `Delta V` (at constant temperature), when the opposing pressure P is variable, is given b
Last Answer : The work done by a weightless piston in causing an expansing `Delta V` (at constant temperature), when the opposing ... 0 C. `W = -P Delta V` D. None
Description : The mass of a body is different from its weight because 1. mass is a variable quantity whereas weight is constant 2. mass varies very little at different places whereas weight varies a lot 3. mass is constant but weight decreases as ... is/are correct? (a) 1 only (b) 2 and 4 (c) 3 only (d) 3 and 4
Last Answer : Ans:(d)
Description : If a change in all inputs leads to a proportionate change in output, it is case of - (1) Constant returns to scale (2) Diminishing returns to scale (3) Increasing returns to scale (4) Variable returns to scale
Last Answer : (1) Constant returns to scale Explanation: If output increases by that same proportional change as all inputs change then there are constant returns to scale (CRS). If output increases by less than ... by more than that proportional change in inputs, there are increasing returns to scale (IRS).
Description : Third stage of Law of Variable Proportion is called - (1) negative returns (2) positive returns (3) constant returns (4) increasing returns
Last Answer : (1) negative returns Explanation: The stages of Law of Variable Proportion are: Stage 1: Increasing return: Stage 2: Diminishing return; and Stage 3: Negative Return. In the third stage Marginal Product of variable factor is zero. In this stage the Total Product starts diminishing.
Description : Shunt, series, and compound wound motors, are all DC motors designed to operate from _____________. A. constant potential, variable current DC sources B. variable potential, constant current DC ... C. variable potential, variable current DC sources D. constant potential, constant current DC sources
Description : Out of constant pressure and constant volume lines on TS diagram which line has higher slope ? And whether slope is constant or variable ?
Last Answer : Constant volume line. Slope is variable.
Description : Gradient of force-extension graph is A. variable B. increasing C. decreasing D. force constant
Last Answer : force constant
Description : The principal stress ha a a. Variable b. Constant c. Constant & variable d. None
Last Answer : b. Constant
Description : The corresponding Existential Instantiation rule: for the existential quantifier is slightly more complicated. For any sentence a, variable v, and constant symbol k that does not appear elsewhere in the knowledge base. a) True b) False
Last Answer : a) True
Description : A Term is either an individual constant (a 0-ary function), or a variable, or an n-ary function applied to n terms: F(t1 t2 ..tn). a) True b) False
Description : A micro operation every bit of a register is a: a. Constant b. Variable c. Both d. None
Last Answer : b. Variable
Description : The pressure inside a piston cylinder is a variable of a) Radius b) Plane angle c) Z plane distance d) Constant, not a variable
Last Answer : c) Z plane distance
Description : Vector transformation followed by coordinate point substitution and vice-versa, both given the same result. Choose the best answer. a) Possible, when the vector is constant b) Possible, when the vector is variable c) Possible in all cases d) Not possible
Last Answer : a) Possible, when the vector is constant
Description : . A Rotameter works on the principle of __________ pressure drop. (A) Constant (B) Variable (C) Both (A) & (B) (D) Neither (A) nor (B)
Last Answer : (A) Constant
Description : . A first order irreversible reaction, A → B is carried out separately in a constant volume as well as in a variable volume reactor for a particular period. It signifies that __________ in the two ... be different (C) Both the conversion as well as concentrations will be different (D) None of these
Last Answer : (B) Conversion in both will be the same but concentrations will be different
Description : Pick out the wrong statemen (A) Autocatalytic reactions are exemplified by microbial fermentation reactions (B) The slowest step has the greatest influence on the overall reaction rate in case of an ... reaction (D) Hydrolysis of ester in presence of alkali or acid is a zero order reaction
Last Answer : (D) Hydrolysis of ester in presence of alkali or acid is a zero order reaction